Fourth Volume - New Description of the Sun Dial - Chapters - Page 64 Fourth Volume - New Description of the Sun Dial - Chapters - Page 65
Fourth Volume - New Description of the Sun Dial - Chapters - Page 63



Fourth Volume - New Description of the Sun Dial - Chapters - Page 64 Fourth Volume - New Description of the Sun Dial - Chapters - Page 65 Fourth Volume - New Description of the Sun Dial - Chapters - Page 66